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Finding the Fourth Proportional to 83,488.53, 125,232.79 and 36,741.41

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Solution

The fourth proportional to 83,488.53, 125,232.79 and 36,741.41 is: 55,112.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,488.53 : 125,232.79 = 36,741.41 : x
  2. Step 2: Convert to fraction form
    83,488.53/125,232.79 = 36,741.41/x
  3. Step 3: Cross multiply
    83,488.53x = 125,232.79 × 36,741.41
  4. Step 4: Simplify right side
    83,488.53x = 4,601,228,564.82
  5. Step 5: Solve for x
    x = 4,601,228,564.82/83,488.53
  6. Step 6: Final answer
    x = 55,112.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.